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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/lint/unused-borrows.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/lint/unused-borrows.rs')
-rw-r--r-- | tests/ui/lint/unused-borrows.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/ui/lint/unused-borrows.rs b/tests/ui/lint/unused-borrows.rs new file mode 100644 index 000000000..4518522ae --- /dev/null +++ b/tests/ui/lint/unused-borrows.rs @@ -0,0 +1,33 @@ +#![deny(unused_must_use)] + +fn foo(_: i32) -> bool { todo!() } + +fn bar() -> &'static i32 { + &42; + //~^ unused + + &mut foo(42); + //~^ unused + + &&42; + //~^ unused + + &&mut 42; + //~^ unused + + &mut &42; + //~^ unused + + let _result = foo(4) + && foo(2); // Misplaced semi-colon (perhaps due to reordering of lines) + && foo(42); + //~^ unused + + let _ = &42; // ok + + &42 // ok +} + +fn main() { + let _ = bar(); +} |